Fatal error: Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, bool given in /customers/a/c/c/hehf.co.uk/httpd.www/wp-content/plugins/wd-manager/class-wdd.php:38
Stack trace:
#0 /customers/a/c/c/hehf.co.uk/httpd.www/wp-content/plugins/wd-manager/class-wdd.php(38): method_exists(false, 'has_update')
#1 /customers/a/c/c/hehf.co.uk/httpd.www/wp-content/plugins/wd-manager/class-wdd.php(114): WDD->__construct()
#2 /customers/a/c/c/hehf.co.uk/httpd.www/wp-content/plugins/wd-manager/wd-manager.php(31): WDD::get_instance(Array)
#3 /customers/a/c/c/hehf.co.uk/httpd.www/wp-content/plugins/wd-manager/wd-manager.php(23): wdd_init(Array)
#4 /customers/a/c/c/hehf.co.uk/httpd.www/wp-settings.php(517): include_once('/customers/a/c/...')
#5 /customers/a/c/c/hehf.co.uk/httpd.www/wp-config.php(107): require_once('/customers/a/c/...')
#6 /customers/a/c/c/hehf.co.uk/httpd.www/wp-load.php(50): require_once('/customers/a/c/...')
#7 /customers/a/c/c/hehf.co.uk/httpd.www/wp-blog-header.php(13): require_once('/customers/a/c/...')
#8 /customers/a/c/c/hehf.co.uk/httpd.www/index.php(17): require('/customers/a/c/...')
#9 {main}
  thrown in /customers/a/c/c/hehf.co.uk/httpd.www/wp-content/plugins/wd-manager/class-wdd.php on line 38